21096008020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{334751}}^1$

素因数の和:334920

約数の個数: 48

約数和(自身を含む): 46565342208

約数和(自身を除く): 25469334188

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1370, 2740, 3151, 6302, 12604, 15755, 31510, 63020, 334751, 669502, 1339004, 1673755, 3347510, 6695020, 7699273, 15398546, 30797092, 38496365, 45860887, 76992730, 91721774, 153985460, 183443548, 229304435, 458608870, 917217740, 1054800401, 2109600802, 4219201604, 5274002005, 10548004010, 21096008020]

約数ペア:

[(1, 21096008020), (2, 10548004010), (4, 5274002005), (5, 4219201604), (10, 2109600802), (20, 1054800401), (23, 917217740), (46, 458608870), (92, 229304435), (115, 183443548), (137, 153985460), (230, 91721774), (274, 76992730), (460, 45860887), (548, 38496365), (685, 30797092), (1370, 15398546), (2740, 7699273), (3151, 6695020), (6302, 3347510), (12604, 1673755), (15755, 1339004), (31510, 669502), (63020, 334751)]